package cn.xzsyzjc.service;

import cn.xzsyzjc.dao.PromoDOMapper;
import cn.xzsyzjc.service.model.PromoModel;

/**
 * @program: miaosha
 * @description: 秒杀
 * @author: wyh
 * @create: 2019-01-22 20:15
 **/
public interface PromoService {
    //根据itemid获取即将进行的或正在进行的秒杀活动
    PromoModel getPromoByItemId(Integer itemId);
}
